Hamamatsu Formation

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Hamamatsu Formation

Invalid synonym: Higashikamoe Formation

Coherent formation
middle Pleistocene

Lithofacies: Gravels, Mud

Hamamatsu Formation
[ Upper ]
?--?--?--?--?-
Sahama Mud Member
?--?--?--?--?-
Hosoe Gravel Member
?--?--?--?--?-
Tenmabira Mud Member
?--?--?--?--?-
[ Lower ]

Hamamatsu Formation
[ East ]
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Inasa Member
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Hikiuma Member
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Sahama Mud Member
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Mikkabi Member
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[ West ]

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

Distribution: east coast of Lake Hamanako, Shizuoka pref.

Nakashima et al. (2008) Geology of the Toyohashi and Tahara District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 113p. (in Japanese with English abstract 3p.)
Nakashima et al. (2008) Jour. Geol. Soc. Japan, vol.114, no.2, pp.70-79 DOI
Isomi and Inoue (1999) Geology of the Hamamatsu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 35p. (in Japanese with English abstract 4p.)